Parent Company - Condensed Statements of Cash Flows (Detail) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Operating activities:
Net income (loss)	$ 9,058,090	$ (1,930,822)	$ (9,691,120)
Investing activities:
Net cash from investing activities	(7,339,117)	(27,558,455)	77,257,565
Financing activities:
Net cash from financing activities	(16,775,278)	(3,442,993)	(58,798,712)
Net increase (decrease) in cash and cash equivalents	(19,525,226)	(29,181,265)	19,248,459
Cash and cash equivalents at beginning of year	120,110,140	149,291,405	130,042,946
Cash and cash equivalents at end of year	100,584,914	120,110,140	149,291,405
Parent Company [Member]
Operating activities:
Net income (loss)	9,058,090	(1,930,822)	(9,691,120)
Equity in undistributed net loss (income) of subsidiaries	(9,149,408)	1,751,394	9,436,971
Gain on cancellation of subordinated debt
Other, net	(371,396)	1,350,759	(128,778)
Net cash from (used in) operating activities	(462,714)	1,171,331	(382,927)
Investing activities:
Advance (to) from subsidiary	4,498,450	(763,359)	(1,102,217)
Investment in subsidiary	(3,625,000)	(3,000,000)	(4,000,000)
Net cash from investing activities	873,450	(3,763,359)	(5,102,217)
Financing activities:
Proceeds from common stock issuance	231,221
Net cash from financing activities	231,221
Net increase (decrease) in cash and cash equivalents	641,957	(2,592,028)	(5,485,144)
Cash and cash equivalents at beginning of year	348,883	2,940,911	8,426,055
Cash and cash equivalents at end of year	$ 990,840	$ 348,883	$ 2,940,911